... :Gr1,Gr2,Gr3,Gr5,Gr7,Gr9,Gr12 2. Standard:ASTM B863,ASTM F136/F67 3. Professional tech support Titanium wire1. Standard: ASTM ... B863, ASTM F136, ASTM F672. Material: Gr1,Gr2,Gr3,Gr5,Gr7,Gr9,Gr123. Certificate ... ~7.0)×LGR5,GR7,GR9ASTM B863Titanium welding wireΦ(0.8~7.0)×LGR1,GR2,GR3,GR7,GR9,GR12,GR23AWS A5.16 Titanium wire